Robert Grey Pinkerton, 34, was last seen September 26, 1997, in Isla Vista, California. He was living a transient lifestyle and was reported missing by his father; the case was treated as a voluntary missing adult. Pinkerton is described as 6 feet tall, about 175 pounds, with brown shoulder-length hair, a full beard graying at the chin, a chipped upper front tooth, a metal pin in one wrist, and a 2–3 inch scar on his stomach. He has not been seen or heard from since and the case remains open.

If anyone knew Robert or had contact with him around September 1997 in Isla Vista, please share what you remember.